abstract：BACKGROUND:The records of all patients with significant complications of laparoscopic anti-reflux surgery (LARS) seen at our institution between June 1993 and September 1996 were reviewed. Specifically excluded were patients who had mild perioperative complications or postoperative dysphagia that either did not require...

journal_title：Gastrointestinal endoscopy

authors： Kozarek RA,Low DE,Raltz SL

更新日期：1997-12-01 00:00:00

abstract：BACKGROUND:Long-term prophylaxis with ranitidine reduces the risk of recurrent bleeding in patients with a history of bleeding peptic ulcers. To date, no randomized study has been performed to compare cure of Helicobacter pylori infection versus H2 blocker prophylaxis in patients with bleeding peptic ulcer. METHODS:In...

journal_title：Gastrointestinal endoscopy

authors： Riemann JF,Schilling D,Schauwecker P,Wehlen G,Dorlars D,Kohler B,Maier M

更新日期：1997-10-01 00:00:00

abstract：BACKGROUND:Obstruction of the main pancreatic duct with upstream hypertension and dilation is a cause of pain in patients with chronic pancreatitis. Pancreatic ductal drainage can be achieved endoscopically by intraductal stone removal after endoscopic pancreatic sphincterotomy and/or by insertion of a pancreatic stent...

journal_title：Gastrointestinal endoscopy

authors： Costamagna G,Gabbrielli A,Mutignani M,Perri V,Pandolfi M,Boscaini M,Crucitti F

更新日期：1997-09-01 00:00:00

abstract：BACKGROUND:Adenomatous colonic polyps are accepted as premalignant lesions. There is controversy regarding the significance of the hyperplastic polyp. The aim of this study was to determine the incidence of further polyps in patients with only hyperplastic polyps on a first colonoscopy in comparison with patients witho...

journal_title：Gastrointestinal endoscopy

authors： Croizet O,Moreau J,Arany Y,Delvaux M,Rumeau JL,Escourrou J

更新日期：1997-08-01 00:00:00

abstract：OBJECTIVE:Open-access endoscopy allows physicians who are not gastroenterologists to directly schedule patients for endoscopic procedures without having them first seen in the gastrointestinal clinic. We sought to determine the prevalence of open-access endoscopy in the United States and to examine endoscopists' attitu...

journal_title：Gastrointestinal endoscopy

authors： Mahajan RJ,Marshall JB

更新日期：1997-07-01 00:00:00

abstract：BACKGROUND:An accurate determination of the extent of Barrett's metaplasia is critical to the study of its natural history and response to therapy. Our hypothesis is that area calculations offer advantages over length estimates of Barrett's. METHODS:Changes in both measures and estimates of progression or regression b...

journal_title：Gastrointestinal endoscopy

authors： Kim R,Rose S,Shar AO,Weiner M,Reynolds JC

更新日期：1997-06-01 00:00:00

abstract：BACKGROUND:Endoscopic ultrasound (EUS) guided fine-needle aspiration (FNA) of pancreatic lesions is being increasingly used. Our aim was to determine the safety, accuracy, and clinical utility of EUS-guided FNA in both the diagnosis and staging of pancreatic cancer. METHODS:Forty-four patients (24 men/20 women) had EU...

journal_title：Gastrointestinal endoscopy

authors： Chang KJ,Nguyen P,Erickson RA,Durbin TE,Katz KD

更新日期：1997-05-01 00:00:00

abstract：BACKGROUND:Endoscopic ultrasound (EUS) accurately stages gastrointestinal malignancies but is less able to differentiate between neoplastic and inflammatory processes. EUS-guided fine-needle aspiration (EUS FNA) has been reported useful for obtaining a diagnosis in suspected gastrointestinal lesions. We report our enti...

journal_title：Gastrointestinal endoscopy

authors： Gress FG,Hawes RH,Savides TJ,Ikenberry SO,Lehman GA

更新日期：1997-03-01 00:00:00

abstract：BACKGROUND:Malignant esophageal masses can be staged with endoscopic ultrasound (EUS) using the TNM staging classification. Several criteria for differentiating between intraesophageal (T1-2) and extraesophageal (T3-4) masses have been described, but highly accurate staging remains difficult. METHODS:This is a blinded...

journal_title：Gastrointestinal endoscopy

authors： Brugge WR,Lee MJ,Carey RW,Mathisen DJ

更新日期：1997-02-01 00:00:00

abstract：BACKGROUND:Pancreatic stents may occlude with time, and there is little information available on the nature of the clogging process. METHODS:We analyzed the contents of occluded pancreatic polyethylene stents in nine patients with chronic pancreatitis. In the same patients, the protein patterns in the corresponding pa...

journal_title：Gastrointestinal endoscopy

authors： Smits ME,Groen AK,Mok KS,van Marle J,Tytgat GN,Huibregtse K

更新日期：1997-01-01 00:00:00

abstract：BACKGROUND:The endoscopic measurement of sphincter of Oddi pressure is a technically difficult procedure requiring significant expertise. Intrabiliary pressure is technically easy to measure. Furthermore, since it is believed that the pathogenesis of pain in patients with sphincter of Oddi dysfunction is attributable t...

journal_title：Gastrointestinal endoscopy

authors： Kalloo AN,Tietjen TG,Pasricha PJ

更新日期：1996-12-01 00:00:00

abstract：BACKGROUND:Hospitals increasingly need, besides effectiveness data, accurate and reliable cost data to allocate their resources as efficiently as possible. In this article, a framework to calculate the hospital costs of setting up a new activity is presented and applied to pediatric endoscopy. METHODS:The cost calcula...

journal_title：Gastrointestinal endoscopy

authors： Kesteloot K,Veereman-Wauters G,Nolis I,Eggermont E,Rutgeerts P,Vleugels A

更新日期：1996-11-01 00:00:00

abstract：BACKGROUND:Flumazenil is a competitive benzodiazepine antagonist that acts to reverse their sedative and hypnotic effects. It is indicated in the management of benzodiazepine overdose, but its role in the routine reversal of endoscopic conscious sedation has not been defined. METHODS:Patients undergoing diagnostic upp...

journal_title：Gastrointestinal endoscopy

authors： Kankaria A,Lewis JH,Ginsberg G,Gallagher J,al-Kawas FH,Nguyen CC,Fleischer DE,Benjamin SB

更新日期：1996-10-01 00:00:00

abstract：BACKGROUND:Opioids are traditionally avoided during sphincter of Oddi manometry because of indirect evidence suggesting that these agents cause sphincter of Oddi spasm. This study was undertaken to determine the direct effects of meperidine on the biliary and pancreatic sphincter. METHODS:Forty-seven patients were pro...

journal_title：Gastrointestinal endoscopy

authors： Sherman S,Gottlieb K,Uzer MF,Smith MT,Khusro QE,Earle DT,Brunelle RL,Hawes RH,Lehman GA

更新日期：1996-09-01 00:00:00

abstract：BACKGROUND:Despite recent advances in cytology brush design, yield of endoscopic brush cytology in suspected pancreatic carcinoma remains low. METHODS:We prospectively evaluated 32 such patients by ERCP to analyze differences in yield based on anatomic location of the pancreatic stricture, and the role of concurrent b...

journal_title：Gastrointestinal endoscopy

authors： McGuire DE,Venu RP,Brown RD,Etzkorn KP,Glaws WR,Abu-Hammour A

更新日期：1996-09-01 00:00:00

abstract：OBJECTIVE:The purpose of this study was to utilize high-resolution endoscopic ultrasonography to assess esophageal wall damage in patients with achalasia treated by either pneumatic dilation or botulinum toxin injection and to compare their symptomatic response. METHODS:Twenty-nine patients were treated with pneumatic...

journal_title：Gastrointestinal endoscopy

authors： Schiano TD,Fisher RS,Parkman HP,Cohen S,Dabezies M,Miller LS

更新日期：1996-08-01 00:00:00

abstract：BACKGROUND:The magnifying colonoscope allows 100-fold magnified viewing of the colonic surface. METHODS:We examined 2050 colorectal tumorous lesions by magnifying endoscopy, stereomicroscopy, and histopathology and classified these lesions according to pit pattern. Based on stereomicroscopy, lesions with a type 1 or 2...

journal_title：Gastrointestinal endoscopy

authors： Kudo S,Tamura S,Nakajima T,Yamano H,Kusaka H,Watanabe H

更新日期：1996-07-01 00:00:00

abstract：BACKGROUND:We sought to determine the histologic effects of metal stent placement on tumor tissue and on normal tissue proximal and distal to the tumor in patients with expandable metal stents implanted in vivo. METHODS:Twelve patients with 10 to 16 mm uncovered Wallstents were studied, 5 with esophageal stents, 4 wit...

journal_title：Gastrointestinal endoscopy

authors： Bethge N,Sommer A,Gross U,von Kleist D,Vakil N

更新日期：1996-06-01 00:00:00

abstract：BACKGROUND:The natural history of a bleeding peptic ulcer with a tightly adherent blood clot remains uncertain. Controversy exists concerning removal of such blood clots at the bleeding ulcer base. This article presents the natural history of a bleeding peptic ulcer with a tightly adherent clot and defines the characte...

journal_title：Gastrointestinal endoscopy

authors： Lin HJ,Wang K,Perng CL,Lee FY,Lee CH,Lee SD

更新日期：1996-05-01 00:00:00

abstract：BACKGROUND:Detailed imaging of the common bile duct and main pancreatic duct is possible with endosonography. Utilizing a custom manufactured flexible needle, we have developed a technique of performing endosonography-guided cholangiopancreatography (EGCP). METHODS:Of 205 patients undergoing ERCP, complete ductography...

journal_title：Gastrointestinal endoscopy

authors： Wiersema MJ,Sandusky D,Carr R,Wiersema LM,Erdel WC,Frederick PK

更新日期：1996-02-01 00:00:00

abstract：BACKGROUND:Disposable biopsy forceps have been heavily marketed as cost-effective, convenient, and safer to use than conventional forceps. METHODS:In an attempt to define whether disposable or reusable biopsy forceps were cheaper to use, we prospectively evaluated the purchase price, number of uses, repair record, and...

journal_title：Gastrointestinal endoscopy

authors： Kozarek RA,Raltz SL,Merriam LD,Sumida SE

更新日期：1996-01-01 00:00:00

abstract：:Guide wires have become an essential part of therapeutic biliary and pancreatic endoscopy. The Teflon-painted stainless steel wire still remains the standard guide wire. However, special situations call for the use of some of the more specialized guide wires mentioned in this article. The endoscopist needs to be famil...

journal_title：Gastrointestinal endoscopy

authors： Jacob L,Geenen JE

更新日期：1996-01-01 00:00:00

abstract：BACKGROUND:Proximal migration of a biliary stent is an uncommon event, but its management can present a technical challenge to the therapeutic endoscopist. METHODS:We reviewed the methods that have been used for retrieval of proximally migrated biliary stents in a referral endoscopy center. RESULTS:Forty-four cases w...

journal_title：Gastrointestinal endoscopy

authors： Tarnasky PR,Cotton PB,Baillie J,Branch MS,Affronti J,Jowell P,Guarisco S,England RE,Leung JW

更新日期：1995-12-01 00:00:00

abstract：BACKGROUND:Monopolar hot biopsy forceps (HBF), bipolar HBF, and cold biopsy forceps (CBF) followed by bipolar electrocoagulation are used clinically to simultaneously perform a biopsy and coagulate diminutive colon polyps and angiomata. Our purpose was to conduct a randomized, controlled study to evaluate the safety of...

journal_title：Gastrointestinal endoscopy

authors： Savides TJ,See JA,Jensen DM,Jutabha R,Machicado GA,Hirabayashi K

更新日期：1995-12-01 00:00:00

abstract：BACKGROUND:Endoscopic retrograde intracorporeal lithotripsy with a stone recognition laser system seems to be a promising alternative in patients with difficult bile duct stones. METHOD:Sixteen patients with bile duct stones not suitable for endoscopic standard procedures underwent intracorporeal laser lithotripsy dur...

journal_title：Gastrointestinal endoscopy

authors： Schreiber F,Gurakuqi GC,Trauner M

更新日期：1995-11-01 00:00:00

abstract：BACKGROUND:Because sphincterotomy accounts for a major portion of the morbidity and mortality associated with ERCP, we have proposed endoscopic balloon papillary dilation or sphincteroplasty as an alternative. METHODS:We report the outcome in a series of 100 patients in whom balloon sphincteroplasty was attempted for ...

journal_title：Gastrointestinal endoscopy

authors： Mathuna PM,White P,Clarke E,Merriman R,Lennon JR,Crowe J

更新日期：1995-11-01 00:00:00

abstract：BACKGROUND:Glucagon is effective when used as an antimotility agent during ERCP, but at high doses it may cause nausea and vomiting. Octreotide acetate, a long-acting synthetic analog of somatostatin, inhibits contractility of the small intestine and is generally well tolerated. The purpose of this study was to determi...

journal_title：Gastrointestinal endoscopy

authors： Van Dam J,Catalano MF,Ferguson DR,Barnes DS,Zuccaro G Jr,Sivak MV Jr

更新日期：1995-10-01 00:00:00

abstract：:Endosonography was performed in 76 patients who had endoscopically detected gastroesophageal varices or questionable submucosal lesions, or who were being evaluated for pancreatic carcinoma or pancreatitis. The result were compared with surgery or autopsy results. The patients were divided retrospectively into four gr...

journal_title：Gastrointestinal endoscopy

authors： Tio TL,Kimmings N,Rauws E,Jansen P,Tytgat G

更新日期：1995-08-01 00:00:00

abstract：BACKGROUND:Intrahepatic stones are characterized by high treatment failure and recurrence rates. In the past, surgery played a major role in the management of this disease, but surgical intervention may not be feasible in previously operated patients or those classified as poor surgical risks. The development of percut...

journal_title：Gastrointestinal endoscopy

authors： Yeh YH,Huang MH,Yang JC,Mo LR,Lin J,Yueh SK

更新日期：1995-07-01 00:00:00

abstract：:The role of noninvasive evaluation of the common bile duct combined with selective preoperative endoscopic retrograde cholangiography and sphincterotomy was prospectively evaluated in 1390 consecutive patients subjected to laparoscopic cholecystectomy. Preoperative common bile duct testing included liver chemistries, ...

journal_title：Gastrointestinal endoscopy

authors： Rieger R,Wayand W

更新日期：1995-07-01 00:00:00

abstract：:A new fiberoptic sigmoidoscopic system has been developed that utilizes a disposable sheath to cover and protect all working surfaces of the endoscope from contamination. The reusable part of the endoscope has no air, water, or suction/biopsy channels. These are incorporated in the disposable sheath, which is easily r...

journal_title：Gastrointestinal endoscopy

authors： Rothstein RI,Littenberg B

更新日期：1995-06-01 00:00:00

abstract：:Omeprazole is a potent antisecretory drug that acts by inhibiting the gastric proton pump. In the present study, we have observed the effects of this drug on gastrointestinal mucosal perfusion, oxygenation, and hexosamine generation in humans. Sixteen healthy volunteers were included. Gastrointestinal mucosal perfusio...

journal_title：Gastrointestinal endoscopy

authors： Iwao T,Toyonaga A,Shigemori H,Ikegami M,Tanikawa K

更新日期：1995-05-01 00:00:00

abstract：:The feasibility of infrared video imaging of subsurface vessels in the stomach was investigated both experimentally and in more detail using computer simulations of light propagation. Infrared video imaging was first attempted in several experimental situations. Images of a human arm illuminated with infrared light (w...

journal_title：Gastrointestinal endoscopy

authors： Gostout CJ,Jacques SL

更新日期：1995-03-01 00:00:00

abstract：:We investigated the endoscopic and histologic features of 74 nonpolypoid neoplasias of the colorectum measuring 15 mm or less in diameter. Colonoscopically, they were characterized by flat growth, being either slightly elevated with a central depression or else completely flat against the surrounding mucosa. Of the 54...

journal_title：Gastrointestinal endoscopy

authors： Matsumoto T,Iida M,Kuwano Y,Tada S,Yao T,Fujishima M

更新日期：1995-02-01 00:00:00

abstract：:Although the technique of endoscopic reflectance spectrophotometry has been applied in clinical studies, factors that modify the reproducibility of measurements have not been assessed systematically. To determine the limitations of the technique, measurements were made while endoscopic light intensity, systemic oxygen...

journal_title：Gastrointestinal endoscopy

authors： Leung FW,Lo SK,Phan QQ,Leung JW,Yanni GS,Jing J

更新日期：1995-01-01 00:00:00

abstract：:A study of selective sedation for colonoscopy was conducted in two parts. All procedures were performed by one experienced colonoscopist. In the first phase, 41 patients received intravenous sedation before colonoscopy and were then prospectively randomized to either a "not-reversed" group, which did not receive fluma...

journal_title：Gastrointestinal endoscopy

authors： Seow-Choen F,Leong AF,Tsang C

更新日期：1994-11-01 00:00:00

abstract：:Bacteriologic studies of bile and blood cultures of 579 patients with ductal stones and infected bile revealed that 121 patients (21%) had associated bacteremia. Analysis of bile and stone cultures showed that Escherichia coli, Klebsiella sp, Enterobacter sp, Enterococcus sp, and Streptococcus sp were the most commonl...

journal_title：Gastrointestinal endoscopy

authors： Leung JW,Ling TK,Chan RC,Cheung SW,Lai CW,Sung JJ,Chung SC,Cheng AF

更新日期：1994-11-01 00:00:00

abstract：:Performing sphincterotomy when either Billroth II gastrectomy or complicated periampullary diverticula are present may increase the risk of complications. In addition a sphincterotomy on the main pancreatic sphincter or the papilla of Santorini presents complicated problems. Stent-guided sphincterotomy has been utiliz...

journal_title：Gastrointestinal endoscopy

authors： Siegel JH,Cohen SA,Kasmin FE,Veerappan A

更新日期：1994-09-01 00:00:00

abstract：:In a double-blind, randomized, placebo-controlled study of patients undergoing colonoscopy, sedation with an inhaled mixture of nitrous oxide/oxygen was compared with conventional intravenous sedation (pethidine 50 mg, midazolam 2.5 mg). In the patients studied, no significant differences were noted in number of pain ...

journal_title：Gastrointestinal endoscopy

authors： Saunders BP,Fukumoto M,Halligan S,Masaki T,Love S,Williams CB

更新日期：1994-07-01 00:00:00

abstract：:Gastroenterologists are frequently asked to perform a variety of endoscopic procedures in patients with AIDS. A study published 6 years ago concluded that costly and inefficient practices resulted from anxiety about transmitting human immunodeficiency virus (HIV) to endoscopic personnel. We re-examined, by means of a ...

journal_title：Gastrointestinal endoscopy

authors： Shapiro M,Brandt LJ

更新日期：1994-07-01 00:00:00